'''Greensburg''' is a town in and the parish seat
of Saint Helena Parish, Louisiana|St. Helena Parish
, United States
The population was 718 at the 2010 United States Census|2010 census
. It is part of the Baton Rouge, Louisiana|Baton Rouge Baton Rouge metropolitan area|Metropolitan Statistical Area
Greensburg is one of the oldest towns in Louisiana.
[See LA 1077#Route description|LA 1077 ''<--Wrong highway, December 2015''.]
It has two 19th-century properties listed on the National Register of Historic Places listings in St. Helena Parish, Louisiana|National Register of Historic Places
, the old land office and the old parish jail.
During the American Civil War
, Union (American Civil War)|Union General
Albert L. Lee left from Baton Rouge, Louisiana|Baton Rouge
with a division of cavalry
on October 5, 1864, and raid (military)|raided